CVE-2022-25161

HIGH
8.6
CVSS Score
Published: May 18, 2022 at 04:32 PM UTC
Updated: June 17, 2026 at 04:33 AM UTC
198 products affected across 2 vendorsMELSEC Iq FX5UC 32MR /ds FirmwareMELSEC Iq FX5U 80MT /ess FirmwareMELSEC Iq FX5UC 96MT /ds Firmware

Using Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS); Mitsubishi Electric MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS); Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DS-TS; Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DSS-TS; Mitsubishi Electric MELSEC iQ-F series FX5UC-32MR/DS-TS; Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/z(x=24,40,60, y=T,R, z=ES,ESS); Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/ES-A(x=24,40,60, y=T,R); Mitsubishi Electric MELSEC iQ-F series FX5S-xMy/z(x=30,40,60,80, y=T,R, z=ES,ESS) by N/A?

Get instant alerts when new vulnerabilities affect Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS); Mitsubishi Electric MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS); Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DS-TS; Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DSS-TS; Mitsubishi Electric MELSEC iQ-F series FX5UC-32MR/DS-TS; Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/z(x=24,40,60, y=T,R, z=ES,ESS); Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/ES-A(x=24,40,60, y=T,R); Mitsubishi Electric MELSEC iQ-F series FX5S-xMy/z(x=30,40,60,80, y=T,R, z=ES,ESS) - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
HIGH8.6
Exploit prediction
EPSS 4%

Description

Improper Input Validation vulnerability in Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric Mitsubishi Electric MELSEC iQ-F series FX5U-xMy/z(x=32,64,80, y=T,R, z=ES,DS,ESS,DSS) with serial number 179**** and prior and versions prior to 1.073, MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 17X**** or later and versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-xMy/z(x=32,64,96, y=T,R, z=D,DSS) with serial number 179**** and prior and versions prior to 1.073, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MT/DSS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UC-32MR/DS-TS versions prior to 1.270, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/z(x=24,40,60, y=T,R, z=ES,ESS) versions prior to 1.030, Mitsubishi Electric MELSEC iQ-F series FX5UJ-xMy/ES-A(x=24,40,60, y=T,R) versions prior to 1.031 and Mitsubishi Electric MELSEC iQ-F series FX5S-xMy/z(x=30,40,60,80, y=T,R, z=ES,ESS) version 1.000 allows a remote unauthenticated attacker to cause a DoS condition for the product's program execution or communication by sending specially crafted packets. System reset of the product is required for recovery.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.073
Affected range stops below 1.073, so it looks safe — our inference, not a vendor statement
mitsubhishielectric-melsec-iq-fx5u-32mr-ds (same device)
v < 1.073
Affected range stops below 1.073, so it looks safe — our inference, not a vendor statement
mitsubhishielectric-melsec-iq-fx5u-32mr-dss (same device)
v < 1.073
Affected range stops below 1.073, so it looks safe — our inference, not a vendor statement
mitsubhishielectric-melsec-iq-fx5u-32mr-es (same device)
v < 1.073
Affected range stops below 1.073, so it looks safe — our inference, not a vendor statement
mitsubhishielectric-melsec-iq-fx5u-32mr-ess (same device)
v < 1.073
Affected range stops below 1.073, so it looks safe — our inference, not a vendor statement
mitsubhishielectric-melsec-iq-fx5u-32mt-ds (same device)
v < 1.073
Affected range stops below 1.073, so it looks safe — our inference, not a vendor statement
mitsubhishielectric-melsec-iq-fx5u-32mt-dss (same device)
v < 1.073
Affected range stops below 1.073, so it looks safe — our inference, not a vendor statement
mitsubhishielectric-melsec-iq-fx5u-32mt-es (same device)
v < 1.073
Affected range stops below 1.073, so it looks safe — our inference, not a vendor statement
mitsubhishielectric-melsec-iq-fx5u-32mt-ess (same device)
v < 1.073
Affected range stops below 1.073, so it looks safe — our inference, not a vendor statement
mitsubhishielectric-melsec-iq-fx5u-64mr-ds (same device)
v < 1.073
Affected range stops below 1.073, so it looks safe — our inference, not a vendor statement
mitsubhishielectric-melsec-iq-fx5u-64mr-dss (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (3)

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-20

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card